The influence of the innate immune system on the barrier function of the stratum corneum of the skin
Project/Area Number |
23591637
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Dermatology
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Research Institution | Tohoku University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
YAMASAKI Kenshi 東北大学, 医学系研究科, 准教授 (40294798)
|
Project Period (FY) |
2011 – 2013
|
Project Status |
Completed (Fiscal Year 2013)
|
Budget Amount *help |
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2013: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2012: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2011: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
|
Keywords | 皮膚バリア機能 / 角層 / 自然免疫 / アトピー性皮膚炎 / 尋常性ざ瘡 / 脂漏性皮膚炎 / 酒さ / 角層バリア / ざ瘡 / バリア機能 / 角層機能 / アクネ桿菌 / 表皮ブドウ球菌 |
Research Abstract |
The barrier function of the skin on the face is deteriorated as compared to that of the skin of other part and rosacea, acne and seborrheic dermatitis are often observed on the face. The lipophilic skin flora such as p. acnes and malassezia have been implicated as causative agents of acne, rosacea and seborrheic dermatitis, respectively. In healthy control, the skin surface lipid level on the eyelid skin and earlobe skin, where rosacea and seborrheic dermatitis hardly observed, found to be significantly lower than on the cheek skin. In addition to the higher skin surface lipid level, the barrier function of the stratum corneum on the perioral skin assessed by TEWL was found to be more deteriorated than on the cheek. The impaired barrier function on the perioral skin might affect to the development of the perioral dermatitis, related disorder to rosacea.
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Report
(4 results)
Research Products
(37 results)
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[Journal Article] Sweat constitutes several natural moisturizing factors, lactate, urea, sodium, and potassium2013
Author(s)
Watabe, A., Sugawara, T., Kikuchi, K., Yamasaki, K., Sakai, S., and Aiba, S.
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Journal Title
J Dermatol Sci
Volume: 72
Issue: 2
Pages: 177-182
DOI
Related Report
Peer Reviewed
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[Journal Article] In vivo imaging demonstrates ATP release from murine keratinocytes and its involvement in cutaneous inflammation after tape-stripping2013
Author(s)
Takahashi, T., Kimura, Y., Niwa, K., Ohmiya, Y., Fujimura, T., Yamasaki, K., and Aiba, S.
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Journal Title
J Invest Dermatol
Volume: 133
Issue: 10
Pages: 2407-15
DOI
Related Report
Peer Reviewed
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[Journal Article] Activation of epidermal toll-like receptor 2 enhances tight junction function : implications for atopic dermatitis and skin barrier repair2013
Author(s)
Kuo, I. H., Carpenter-Mendini, A., Yoshida, T., McGirt, L. Y., Ivanov, A. I., Barnes, K. C., Gallo, R. L., Borkowski, A. W., Yamasaki, K., Leung, D. Y., Georas, S. N., De Benedetto, A., and Beck, L. A.
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Journal Title
J Invest Dermatol
Volume: 133
Issue: 4
Pages: 988-998
DOI
Related Report
Peer Reviewed
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[Journal Article] Cathelicidin, kallikrein 5, and serine protease activity is inhibited during treatment of rosacea with azelaic acid 15% gel2013
Author(s)
Coda, A. B., Hata, T., Miller, J., Audish, D., Kotol, P., Two, A., Shafiq, F., Yamasaki, K., Harper, J. C., Del Rosso, J. Q., and Gallo, R. L.
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Journal Title
J Am Acad Dermatol
Volume: 69
Issue: 4
Pages: 570-577
DOI
Related Report
Peer Reviewed
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[Journal Article] Cathelicidin antimicrobial peptide LL-37 in psoriasis enables keratinocyte reactivity against TLR9 ligands2012
Author(s)
Morizane, S., Yamasaki, K., Muhleisen, B., Kotol, P. F., Murakami, M., Aoyama, Y., Iwatsuki, K., Hata, T., and Gallo, R. L.
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Journal Title
J Invest Dermatol
Volume: 132
Issue: 1
Pages: 135-143
DOI
Related Report
Peer Reviewed
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[Journal Article] TH2 cytokines increase kallikrein 7 expression and function in patients with atopic dermatitis2012
Author(s)
Morizane, S., Yamasaki, K., Kajita, A., Ikeda, K., Zhan, M., Aoyama, Y., Gallo, R. L., and Iwatsuki, K.
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Journal Title
J Allergy Clin Immunol
Volume: 130
Issue: 1
Pages: 259-261
DOI
NAID
Related Report
Peer Reviewed
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[Journal Article] TLR2 expression is increased in rosacea and stimulates enhanced serine protease production by keratinocytes2011
Author(s)
Yamasaki, K., Kanada, K., Macleod, D. T., Borkowski, A. W., Morizane, S., Nakatsuji, T., Cogen, A. L., and Gallo, R. L.
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Journal Title
J Invest Dermatol
Volume: 131
Issue: 3
Pages: 688-697
DOI
Related Report
Peer Reviewed
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[Journal Article] An in vitro test to screen skin sensitizers using a stable THP-1-derived IL-8 reporter cell line, THP-G82011
Author(s)
Takahashi, T., Kimura, Y., Saito, R., Nakajima, Y., Ohmiya, Y., Yamasaki, K., and Aiba, S.
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Journal Title
Toxicol Sci
Volume: 124
Issue: 2
Pages: 359-369
DOI
Related Report
Peer Reviewed
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[Journal Article] Exogenous addition of a C-xylopyranoside derivative stimulates keratinocyte dermatan sulfate synthesis and promotes migration2011
Author(s)
Muto, J., Naidu, N. N., Yamasaki, K., Pineau, N., Breton, L., and Gallo, R. L.
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Journal Title
PLoS One
Volume: 6
Issue: 10
Pages: e25480-e25480
DOI
Related Report
Peer Reviewed
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